Home / 7,497.40-10,345.68-4,353.28

Finding the Fourth Proportional to 7,497.40, 10,345.68 and 4,353.28

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Solution

The fourth proportional to 7,497.40, 10,345.68 and 4,353.28 is: 6,007.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,497.40 : 10,345.68 = 4,353.28 : x
  2. Step 2: Convert to fraction form
    7,497.40/10,345.68 = 4,353.28/x
  3. Step 3: Cross multiply
    7,497.40x = 10,345.68 × 4,353.28
  4. Step 4: Simplify right side
    7,497.40x = 45,037,641.83
  5. Step 5: Solve for x
    x = 45,037,641.83/7,497.40
  6. Step 6: Final answer
    x = 6,007.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.